完善功能

2025-09-22 14:30:54 +08:00
parent fde5919d99
commit 365cd2397a
31 changed files with 1849 additions and 467 deletions
--- a/电子展板/ViewModels/MainWindow2ViewModel.cs
+++ b/电子展板/ViewModels/MainWindow2ViewModel.cs
@@ -0,0 +1,139 @@
+using System;
+using System.ComponentModel;
+using System.IO;
+using System.Windows;
+using System.Windows.Forms;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using 电子展板.Base;
+using 电子展板.Utility;
+using 电子展板.Utility.Extension;
+
+namespace 电子展板.ViewModels
+{
+    public class MainWindow2ViewModel : ViewModelBase
+    {
+        private Window window;
+        public DelegateCommand<Window> LoadedCommand { get; set; }
+        public DelegateCommand<CancelEventArgs> WindowClosingCommand { get; set; }
+        public ImageSource Image1 { get; set; }
+        public ImageSource Image2 { get; set; }
+        public ImageSource Image3 { get; set; }
+        public ImageSource Image4 { get; set; }
+        public MainWindow2ViewModel()
+        {
+            LoadedCommand = new DelegateCommand<Window>(Loaded);
+            WindowClosingCommand = new DelegateCommand<CancelEventArgs>(WindowClosing);
+            EventBus.Instance.Subscribe(this, "save", ReloadImage);
+            InitImage();
+        }
+
+        private void ReloadImage(string obj)
+        {
+            App.Current.Dispatcher.Invoke(() =>
+            {
+                InitImage();
+            });
+        }
+
+        private void InitImage()
+        {
+            try
+            {
+                BitmapImage image1 = new BitmapImage();
+                image1.BeginInit();
+                image1.CacheOption = BitmapCacheOption.OnLoad;
+                image1.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember1Path)));
+                image1.EndInit();
+                image1.Freeze();
+                Image1 = image1;
+            }
+            catch (Exception ex)
+            {
+                Image1 = null;
+            }
+            try
+            {
+                BitmapImage image2 = new BitmapImage();
+                image2.BeginInit();
+                image2.CacheOption = BitmapCacheOption.OnLoad;
+                image2.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember2Path)));
+                image2.EndInit();
+                image2.Freeze();
+                Image2 = image2;
+            }
+            catch (Exception ex)
+            {
+                Image2 = null;
+
+            }
+            try
+            {
+                BitmapImage image3 = new BitmapImage();
+                image3.BeginInit();
+                image3.CacheOption = BitmapCacheOption.OnLoad;
+                image3.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember3Path)));
+                image3.EndInit();
+                image3.Freeze();
+                Image3 = image3;
+            }
+            catch (Exception ex)
+            {
+                Image3 = null;
+            }
+            try
+            {
+                BitmapImage image4 = new BitmapImage();
+                image4.BeginInit();
+                image4.CacheOption = BitmapCacheOption.OnLoad;
+                image4.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember4Path)));
+                image4.EndInit();
+                image4.Freeze();
+                Image4 = image4;
+            }
+            catch (Exception ex)
+            {
+                Image4 = null;
+            }
+        }
+
+
+        private void Loaded(Window window)
+        {
+            this.window = window;
+            Screen[] screens = Screen.AllScreens;
+            if (screens.Length > 1)
+            {
+                int screenIndex = 1;
+                this.window.Left = (int)(Screen.AllScreens[screenIndex].Bounds.Left / GetDpiScaleX());
+                this.window.Top = (int)(Screen.AllScreens[screenIndex].Bounds.Top / GetDpiScaleX());
+                this.window.Width = (int)(Screen.AllScreens[screenIndex].Bounds.Width / GetDpiScaleX());
+                this.window.Height = (int)(Screen.AllScreens[screenIndex].Bounds.Height / GetDpiScaleX());
+            }
+            else
+            {
+                window.Close();
+            }
+        }
+
+
+        /// <summary>
+        /// 界面关闭时
+        /// </summary>
+        public void WindowClosing(CancelEventArgs args)
+        {
+            WebServer.Stop();
+            Screen[] screens = Screen.AllScreens;
+            if (screens.Length > 1)
+            {
+                Environment.Exit(0);
+            }
+        }
+
+
+        public double GetDpiScaleX()
+        {
+            return VisualTreeHelper.GetDpi(this.window).DpiScaleX;
+        }
+    }
+}